Diving into /proc/[pid]/mem
A few months ago, after reading about Cloudflare doubling its intern class size, I quickly dusted off my CV and applied for an internship. Long story short: now, a couple of months later, I found myself staring into Linux kernel code and adding a pretty cool feature to gVisor, a Linux container runtime. My internship was under the Emerging Technologies and Incubation group on a project involving g
実はStringはメモリリークの原因だった(※1.7.0_06未満) - R42日記
InfoQから。 http://www.infoq.com/news/2013/12/Oracle-Tunes-Java-String Stringのような基本型に大きな仕様変更が入ることは稀ですが、 1.7.0_06でアグレッシブな変更が入ったらしいです。 以下、適当和訳。 In an ongoing effort to improve Java performance, Oracle has announced a change in the internal representation of strings in the String class as of Java 1.7.0_06. The change, removing two non-static fields from the underlying String implementation, was done to
RocksDB | A persistent key-value store
High Performance RocksDB uses a log structured database engine, written entirely in C++, for maximum performance. Keys and values are just arbitrarily-sized byte streams. Optimized for Fast Storage RocksDB is optimized for fast, low latency storage such as flash drives and high-speed disk drives. RocksDB exploits the full potential of high read/write rates offered by flash or RAM. Adaptable RocksD
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